blob: 68726c4e35bd82268d52207cbb4e22ff821fdd82 [file] [log] [blame]
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/chrome_content_browser_client.h"
#include <set>
#include <utility>
#include <vector>
#include "base/bind.h"
#include "base/command_line.h"
#include "base/lazy_instance.h"
#include "base/path_service.h"
#include "base/prefs/pref_service.h"
#include "base/prefs/scoped_user_pref_update.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/utf_string_conversions.h"
#include "base/threading/sequenced_worker_pool.h"
#include "chrome/browser/browser_about_handler.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/browser_shutdown.h"
#include "chrome/browser/browsing_data/browsing_data_helper.h"
#include "chrome/browser/browsing_data/browsing_data_remover.h"
#include "chrome/browser/character_encoding.h"
#include "chrome/browser/chrome_net_benchmarking_message_filter.h"
#include "chrome/browser/chrome_quota_permission_context.h"
#include "chrome/browser/content_settings/content_settings_utils.h"
#include "chrome/browser/content_settings/cookie_settings.h"
#include "chrome/browser/content_settings/host_content_settings_map.h"
#include "chrome/browser/content_settings/tab_specific_content_settings.h"
#include "chrome/browser/defaults.h"
#include "chrome/browser/devtools/chrome_devtools_manager_delegate.h"
#include "chrome/browser/download/download_prefs.h"
#include "chrome/browser/extensions/browser_permissions_policy_delegate.h"
#include "chrome/browser/extensions/extension_renderer_state.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/extensions/extension_util.h"
#include "chrome/browser/extensions/extension_web_ui.h"
#include "chrome/browser/extensions/extension_webkit_preferences.h"
#include "chrome/browser/extensions/suggest_permission_util.h"
#include "chrome/browser/geolocation/chrome_access_token_store.h"
#include "chrome/browser/geolocation/geolocation_permission_context.h"
#include "chrome/browser/geolocation/geolocation_permission_context_factory.h"
#include "chrome/browser/media/cast_transport_host_filter.h"
#include "chrome/browser/media/media_capture_devices_dispatcher.h"
#include "chrome/browser/media/midi_permission_context.h"
#include "chrome/browser/media/midi_permission_context_factory.h"
#include "chrome/browser/metrics/chrome_browser_main_extra_parts_metrics.h"
#include "chrome/browser/nacl_host/nacl_browser_delegate_impl.h"
#include "chrome/browser/net/chrome_net_log.h"
#include "chrome/browser/notifications/desktop_notification_service.h"
#include "chrome/browser/notifications/desktop_notification_service_factory.h"
#include "chrome/browser/platform_util.h"
#include "chrome/browser/plugins/plugin_info_message_filter.h"
#include "chrome/browser/prerender/prerender_final_status.h"
#include "chrome/browser/prerender/prerender_manager.h"
#include "chrome/browser/prerender/prerender_manager_factory.h"
#include "chrome/browser/prerender/prerender_message_filter.h"
#include "chrome/browser/prerender/prerender_tracker.h"
#include "chrome/browser/printing/printing_message_filter.h"
#include "chrome/browser/profiles/chrome_browser_main_extra_parts_profiles.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/profiles/profile_io_data.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/browser/renderer_host/chrome_render_message_filter.h"
#include "chrome/browser/renderer_host/pepper/chrome_browser_pepper_host_factory.h"
#include "chrome/browser/search/instant_service.h"
#include "chrome/browser/search/instant_service_factory.h"
#include "chrome/browser/search/search.h"
#include "chrome/browser/search_engines/search_provider_install_state_message_filter.h"
#include "chrome/browser/signin/principals_message_filter.h"
#include "chrome/browser/speech/chrome_speech_recognition_manager_delegate.h"
#include "chrome/browser/speech/tts_message_filter.h"
#include "chrome/browser/ssl/ssl_add_certificate.h"
#include "chrome/browser/ssl/ssl_blocking_page.h"
#include "chrome/browser/ssl/ssl_client_certificate_selector.h"
#include "chrome/browser/sync_file_system/local/sync_file_system_backend.h"
#include "chrome/browser/tab_contents/tab_util.h"
#include "chrome/browser/ui/blocked_content/blocked_window_params.h"
#include "chrome/browser/ui/blocked_content/popup_blocker_tab_helper.h"
#include "chrome/browser/ui/chrome_select_file_policy.h"
#include "chrome/browser/ui/sync/sync_promo_ui.h"
#include "chrome/browser/ui/tab_contents/chrome_web_contents_view_delegate.h"
#include "chrome/browser/ui/webui/chrome_web_ui_controller_factory.h"
#include "chrome/common/chrome_constants.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/env_vars.h"
#include "chrome/common/extensions/extension_constants.h"
#include "chrome/common/extensions/extension_process_policy.h"
#include "chrome/common/extensions/manifest_handlers/app_isolation_info.h"
#include "chrome/common/logging_chrome.h"
#include "chrome/common/pepper_permission_util.h"
#include "chrome/common/pref_names.h"
#include "chrome/common/render_messages.h"
#include "chrome/common/url_constants.h"
#include "chrome/installer/util/google_update_settings.h"
#include "chromeos/chromeos_constants.h"
#include "components/cdm/browser/cdm_message_filter_android.h"
#include "components/cloud_devices/common/cloud_devices_switches.h"
#include "components/google/core/browser/google_util.h"
#include "components/nacl/browser/nacl_browser.h"
#include "components/nacl/browser/nacl_host_message_filter.h"
#include "components/nacl/browser/nacl_process_host.h"
#include "components/nacl/common/nacl_process_type.h"
#include "components/nacl/common/nacl_switches.h"
#include "components/pref_registry/pref_registry_syncable.h"
#include "components/signin/core/common/profile_management_switches.h"
#include "components/translate/core/common/translate_switches.h"
#include "content/public/browser/browser_child_process_host.h"
#include "content/public/browser/browser_main_parts.h"
#include "content/public/browser/browser_ppapi_host.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/browser_url_handler.h"
#include "content/public/browser/child_process_data.h"
#include "content/public/browser/child_process_security_policy.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/render_process_host.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/resource_context.h"
#include "content/public/browser/site_instance.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/child_process_host.h"
#include "content/public/common/content_descriptors.h"
#include "content/public/common/url_utils.h"
#include "extensions/browser/extension_host.h"
#include "extensions/browser/extension_message_filter.h"
#include "extensions/browser/extension_registry.h"
#include "extensions/browser/extension_system.h"
#include "extensions/browser/info_map.h"
#include "extensions/browser/process_manager.h"
#include "extensions/browser/process_map.h"
#include "extensions/browser/view_type_utils.h"
#include "extensions/common/constants.h"
#include "extensions/common/extension.h"
#include "extensions/common/extension_set.h"
#include "extensions/common/manifest_handlers/background_info.h"
#include "extensions/common/manifest_handlers/shared_module_info.h"
#include "extensions/common/manifest_handlers/web_accessible_resources_info.h"
#include "extensions/common/permissions/permissions_data.h"
#include "extensions/common/permissions/socket_permission.h"
#include "extensions/common/switches.h"
#include "grit/generated_resources.h"
#include "grit/ui_resources.h"
#include "net/base/mime_util.h"
#include "net/cookies/canonical_cookie.h"
#include "net/cookies/cookie_options.h"
#include "net/ssl/ssl_cert_request_info.h"
#include "ppapi/host/ppapi_host.h"
#include "ppapi/shared_impl/ppapi_switches.h"
#include "ui/base/l10n/l10n_util.h"
#include "ui/base/resource/resource_bundle.h"
#include "webkit/browser/fileapi/external_mount_points.h"
#include "webkit/common/webpreferences.h"
#if defined(OS_WIN)
#include "base/win/windows_version.h"
#include "chrome/browser/chrome_browser_main_win.h"
#include "sandbox/win/src/sandbox_policy.h"
#elif defined(OS_MACOSX)
#include "chrome/browser/chrome_browser_main_mac.h"
#include "chrome/browser/spellchecker/spellcheck_message_filter_mac.h"
#include "components/breakpad/app/breakpad_mac.h"
#elif defined(OS_CHROMEOS)
#include "chrome/browser/chromeos/chrome_browser_main_chromeos.h"
#include "chrome/browser/chromeos/drive/fileapi/file_system_backend_delegate.h"
#include "chrome/browser/chromeos/file_system_provider/fileapi/backend_delegate.h"
#include "chrome/browser/chromeos/fileapi/file_system_backend.h"
#include "chrome/browser/chromeos/fileapi/mtp_file_system_backend_delegate.h"
#include "chrome/browser/chromeos/login/startup_utils.h"
#include "chrome/browser/chromeos/login/users/user_manager.h"
#include "chrome/browser/chromeos/system/input_device_settings.h"
#include "chromeos/chromeos_switches.h"
#elif defined(OS_LINUX)
#include "chrome/browser/chrome_browser_main_linux.h"
#elif defined(OS_ANDROID)
#include "chrome/browser/android/new_tab_page_url_handler.h"
#include "chrome/browser/android/webapps/single_tab_mode_tab_helper.h"
#include "chrome/browser/chrome_browser_main_android.h"
#include "chrome/browser/media/protected_media_identifier_permission_context.h"
#include "chrome/browser/media/protected_media_identifier_permission_context_factory.h"
#include "chrome/common/descriptors_android.h"
#include "components/breakpad/browser/crash_dump_manager_android.h"
#elif defined(OS_POSIX)
#include "chrome/browser/chrome_browser_main_posix.h"
#endif
#if defined(OS_POSIX) && !defined(OS_MACOSX)
#include "base/debug/leak_annotations.h"
#include "components/breakpad/app/breakpad_linux.h"
#include "components/breakpad/browser/crash_handler_host_linux.h"
#endif
#if defined(OS_ANDROID)
#include "ui/base/ui_base_paths.h"
#include "ui/gfx/android/device_display_info.h"
#else
#include "chrome/browser/media_galleries/fileapi/media_file_system_backend.h"
#endif
#if !defined(OS_CHROMEOS)
#include "chrome/browser/signin/chrome_signin_client.h"
#include "chrome/browser/signin/chrome_signin_client_factory.h"
#include "chrome/browser/signin/signin_manager_factory.h"
#include "components/signin/core/browser/signin_manager.h"
#endif
#if defined(OS_CHROMEOS)
#include "chrome/browser/chromeos/file_manager/app_id.h"
#endif
#if defined(TOOLKIT_VIEWS)
#include "chrome/browser/ui/views/chrome_browser_main_extra_parts_views.h"
#endif
#if defined(USE_ASH)
#include "chrome/browser/ui/views/ash/chrome_browser_main_extra_parts_ash.h"
#endif
#if defined(USE_AURA)
#include "chrome/browser/ui/aura/chrome_browser_main_extra_parts_aura.h"
#endif
#if defined(USE_X11)
#include "chrome/browser/chrome_browser_main_extra_parts_x11.h"
#endif
#if defined(ENABLE_CAPTIVE_PORTAL_DETECTION)
#include "chrome/browser/captive_portal/captive_portal_tab_helper.h"
#endif
#if defined(ENABLE_EXTENSIONS)
#include "chrome/browser/extensions/api/web_request/web_request_api.h"
#include "chrome/browser/guest_view/guest_view_base.h"
#include "chrome/browser/guest_view/guest_view_constants.h"
#include "chrome/browser/guest_view/guest_view_manager.h"
#include "chrome/browser/guest_view/web_view/web_view_guest.h"
#include "chrome/browser/renderer_host/chrome_extension_message_filter.h"
#endif
#if defined(ENABLE_SPELLCHECK)
#include "chrome/browser/spellchecker/spellcheck_message_filter.h"
#endif
#if defined(ENABLE_SERVICE_DISCOVERY)
#include "chrome/browser/local_discovery/storage/privet_filesystem_backend.h"
#endif
#if defined(ENABLE_WEBRTC)
#include "chrome/browser/media/webrtc_logging_handler_host.h"
#endif
using base::FileDescriptor;
using blink::WebWindowFeatures;
using content::AccessTokenStore;
using content::BrowserChildProcessHostIterator;
using content::BrowserThread;
using content::BrowserURLHandler;
using content::ChildProcessSecurityPolicy;
using content::QuotaPermissionContext;
using content::RenderFrameHost;
using content::RenderViewHost;
using content::SiteInstance;
using content::WebContents;
using extensions::APIPermission;
using extensions::Extension;
using extensions::InfoMap;
using extensions::Manifest;
using message_center::NotifierId;
#if defined(OS_POSIX)
using content::FileDescriptorInfo;
#endif
namespace {
// Cached version of the locale so we can return the locale on the I/O
// thread.
base::LazyInstance<std::string> g_io_thread_application_locale;
#if defined(ENABLE_PLUGINS)
// TODO(teravest): Add renderer-side API-specific checking for these APIs so
// that blanket permission isn't granted to all dev channel APIs for these.
// http://crbug.com/386743
const char* const kPredefinedAllowedDevChannelOrigins[] = {
"6EAED1924DB611B6EEF2A664BD077BE7EAD33B8F", // see crbug.com/383937
"4EB74897CB187C7633357C2FE832E0AD6A44883A" // see crbug.com/383937
};
const char* const kPredefinedAllowedFileHandleOrigins[] = {
"6EAED1924DB611B6EEF2A664BD077BE7EAD33B8F", // see crbug.com/234789
"4EB74897CB187C7633357C2FE832E0AD6A44883A" // see crbug.com/234789
};
const char* const kPredefinedAllowedSocketOrigins[] = {
"okddffdblfhhnmhodogpojmfkjmhinfp", // Test SSH Client
"pnhechapfaindjhompbnflcldabbghjo", // HTerm App (SSH Client)
"bglhmjfplikpjnfoegeomebmfnkjomhe", // see crbug.com/122126
"gbchcmhmhahfdphkhkmpfmihenigjmpp", // Chrome Remote Desktop
"kgngmbheleoaphbjbaiobfdepmghbfah", // Pre-release Chrome Remote Desktop
"odkaodonbgfohohmklejpjiejmcipmib", // Dogfood Chrome Remote Desktop
"ojoimpklfciegopdfgeenehpalipignm", // Chromoting canary
"cbkkbcmdlboombapidmoeolnmdacpkch", // see crbug.com/129089
"hhnbmknkdabfoieppbbljkhkfjcmcbjh", // see crbug.com/134099
"mablfbjkhmhkmefkjjacnbaikjkipphg", // see crbug.com/134099
"pdeelgamlgannhelgoegilelnnojegoh", // see crbug.com/134099
"cabapfdbkniadpollkckdnedaanlciaj", // see crbug.com/134099
"mapljbgnjledlpdmlchihnmeclmefbba", // see crbug.com/134099
"ghbfeebgmiidnnmeobbbaiamklmpbpii", // see crbug.com/134099
"jdfhpkjeckflbbleddjlpimecpbjdeep", // see crbug.com/142514
"iabmpiboiopbgfabjmgeedhcmjenhbla", // see crbug.com/165080
"B7CF8A292249681AF81771650BA4CEEAF19A4560", // see crbug.com/165080
"6EAED1924DB611B6EEF2A664BD077BE7EAD33B8F", // see crbug.com/234789
"4EB74897CB187C7633357C2FE832E0AD6A44883A", // see crbug.com/234789
"7525AF4F66763A70A883C4700529F647B470E4D2", // see crbug.com/238084
"0B549507088E1564D672F7942EB87CA4DAD73972", // see crbug.com/238084
"864288364E239573E777D3E0E36864E590E95C74" // see crbug.com/238084
};
#endif
// Returns a copy of the given url with its host set to given host and path set
// to given path. Other parts of the url will be the same.
GURL ReplaceURLHostAndPath(const GURL& url,
const std::string& host,
const std::string& path) {
url::Replacements<char> replacements;
replacements.SetHost(host.c_str(), url::Component(0, host.length()));
replacements.SetPath(path.c_str(), url::Component(0, path.length()));
return url.ReplaceComponents(replacements);
}
// Maps "foo://bar/baz/" to "foo://chrome/bar/baz/".
GURL AddUberHost(const GURL& url) {
const std::string uber_host = chrome::kChromeUIUberHost;
const std::string new_path = url.host() + url.path();
return ReplaceURLHostAndPath(url, uber_host, new_path);
}
// If url->host() is "chrome" and url->path() has characters other than the
// first slash, changes the url from "foo://chrome/bar/" to "foo://bar/" and
// returns true. Otherwise returns false.
bool RemoveUberHost(GURL* url) {
if (url->host() != chrome::kChromeUIUberHost)
return false;
if (url->path().empty() || url->path() == "/")
return false;
const std::string old_path = url->path();
const std::string::size_type separator = old_path.find('/', 1);
std::string new_host;
std::string new_path;
if (separator == std::string::npos) {
new_host = old_path.substr(1);
} else {
new_host = old_path.substr(1, separator - 1);
new_path = old_path.substr(separator);
}
// Do not allow URLs with paths empty before the first slash since we can't
// have an empty host. (e.g "foo://chrome//")
if (new_host.empty())
return false;
*url = ReplaceURLHostAndPath(*url, new_host, new_path);
DCHECK(url->is_valid());
return true;
}
// Handles rewriting Web UI URLs.
bool HandleWebUI(GURL* url, content::BrowserContext* browser_context) {
// Do not handle special URLs such as "about:foo"
if (!url->host().empty()) {
const GURL chrome_url = AddUberHost(*url);
// Handle valid "chrome://chrome/foo" URLs so the reverse handler will
// be called.
if (ChromeWebUIControllerFactory::GetInstance()->UseWebUIForURL(
browser_context, chrome_url))
return true;
}
if (!ChromeWebUIControllerFactory::GetInstance()->UseWebUIForURL(
browser_context, *url))
return false;
#if defined(OS_CHROMEOS)
// Special case : in ChromeOS in Guest mode bookmarks and history are
// disabled for security reasons. New tab page explains the reasons, so
// we redirect user to new tab page.
if (chromeos::UserManager::Get()->IsLoggedInAsGuest()) {
if (url->SchemeIs(content::kChromeUIScheme) &&
(url->DomainIs(chrome::kChromeUIBookmarksHost) ||
url->DomainIs(chrome::kChromeUIHistoryHost))) {
// Rewrite with new tab URL
*url = GURL(chrome::kChromeUINewTabURL);
}
}
#endif
return true;
}
// Reverse URL handler for Web UI. Maps "chrome://chrome/foo/" to
// "chrome://foo/".
bool HandleWebUIReverse(GURL* url, content::BrowserContext* browser_context) {
if (!url->is_valid() || !url->SchemeIs(content::kChromeUIScheme))
return false;
return RemoveUberHost(url);
}
// Used by the GetPrivilegeRequiredByUrl() and GetProcessPrivilege() functions
// below. Extension, and isolated apps require different privileges to be
// granted to their RenderProcessHosts. This classification allows us to make
// sure URLs are served by hosts with the right set of privileges.
enum RenderProcessHostPrivilege {
PRIV_NORMAL,
PRIV_HOSTED,
PRIV_ISOLATED,
PRIV_EXTENSION,
};
RenderProcessHostPrivilege GetPrivilegeRequiredByUrl(
const GURL& url,
ExtensionService* service) {
// Default to a normal renderer cause it is lower privileged. This should only
// occur if the URL on a site instance is either malformed, or uninitialized.
// If it is malformed, then there is no need for better privileges anyways.
// If it is uninitialized, but eventually settles on being an a scheme other
// than normal webrenderer, the navigation logic will correct us out of band
// anyways.
if (!url.is_valid())
return PRIV_NORMAL;
if (url.SchemeIs(extensions::kExtensionScheme)) {
const Extension* extension =
service->extensions()->GetByID(url.host());
if (extension &&
extensions::AppIsolationInfo::HasIsolatedStorage(extension))
return PRIV_ISOLATED;
if (extension && extension->is_hosted_app())
return PRIV_HOSTED;
return PRIV_EXTENSION;
}
return PRIV_NORMAL;
}
RenderProcessHostPrivilege GetProcessPrivilege(
content::RenderProcessHost* process_host,
extensions::ProcessMap* process_map,
ExtensionService* service) {
std::set<std::string> extension_ids =
process_map->GetExtensionsInProcess(process_host->GetID());
if (extension_ids.empty())
return PRIV_NORMAL;
for (std::set<std::string>::iterator iter = extension_ids.begin();
iter != extension_ids.end(); ++iter) {
const Extension* extension = service->GetExtensionById(*iter, false);
if (extension &&
extensions::AppIsolationInfo::HasIsolatedStorage(extension))
return PRIV_ISOLATED;
if (extension && extension->is_hosted_app())
return PRIV_HOSTED;
}
return PRIV_EXTENSION;
}
bool CertMatchesFilter(const net::X509Certificate& cert,
const base::DictionaryValue& filter) {
// TODO(markusheintz): This is the minimal required filter implementation.
// Implement a better matcher.
// An empty filter matches any client certificate since no requirements are
// specified at all.
if (filter.empty())
return true;
std::string common_name;
if (filter.GetString("ISSUER.CN", &common_name) &&
(cert.issuer().common_name == common_name)) {
return true;
}
return false;
}
#if !defined(OS_ANDROID)
// Fills |map| with the per-script font prefs under path |map_name|.
void FillFontFamilyMap(const PrefService* prefs,
const char* map_name,
webkit_glue::ScriptFontFamilyMap* map) {
// TODO(falken): Get rid of the brute-force scan over possible
// (font family / script) combinations - see http://crbug.com/308095.
for (size_t i = 0; i < prefs::kWebKitScriptsForFontFamilyMapsLength; ++i) {
const char* script = prefs::kWebKitScriptsForFontFamilyMaps[i];
std::string pref_name = base::StringPrintf("%s.%s", map_name, script);
std::string font_family = prefs->GetString(pref_name.c_str());
if (!font_family.empty())
(*map)[script] = base::UTF8ToUTF16(font_family);
}
}
#if defined(OS_POSIX) && !defined(OS_MACOSX)
breakpad::CrashHandlerHostLinux* CreateCrashHandlerHost(
const std::string& process_type) {
base::FilePath dumps_path;
PathService::Get(chrome::DIR_CRASH_DUMPS, &dumps_path);
{
ANNOTATE_SCOPED_MEMORY_LEAK;
bool upload = (getenv(env_vars::kHeadless) == NULL);
breakpad::CrashHandlerHostLinux* crash_handler =
new breakpad::CrashHandlerHostLinux(process_type, dumps_path, upload);
crash_handler->StartUploaderThread();
return crash_handler;
}
}
int GetCrashSignalFD(const CommandLine& command_line) {
// Extensions have the same process type as renderers.
if (command_line.HasSwitch(extensions::switches::kExtensionProcess)) {
static breakpad::CrashHandlerHostLinux* crash_handler = NULL;
if (!crash_handler)
crash_handler = CreateCrashHandlerHost("extension");
return crash_handler->GetDeathSignalSocket();
}
std::string process_type =
command_line.GetSwitchValueASCII(switches::kProcessType);
if (process_type == switches::kRendererProcess) {
static breakpad::CrashHandlerHostLinux* crash_handler = NULL;
if (!crash_handler)
crash_handler = CreateCrashHandlerHost(process_type);
return crash_handler->GetDeathSignalSocket();
}
if (process_type == switches::kPluginProcess) {
static breakpad::CrashHandlerHostLinux* crash_handler = NULL;
if (!crash_handler)
crash_handler = CreateCrashHandlerHost(process_type);
return crash_handler->GetDeathSignalSocket();
}
if (process_type == switches::kPpapiPluginProcess) {
static breakpad::CrashHandlerHostLinux* crash_handler = NULL;
if (!crash_handler)
crash_handler = CreateCrashHandlerHost(process_type);
return crash_handler->GetDeathSignalSocket();
}
if (process_type == switches::kGpuProcess) {
static breakpad::CrashHandlerHostLinux* crash_handler = NULL;
if (!crash_handler)
crash_handler = CreateCrashHandlerHost(process_type);
return crash_handler->GetDeathSignalSocket();
}
return -1;
}
#endif // defined(OS_POSIX) && !defined(OS_MACOSX)
#endif // !defined(OS_ANDROID)
#if !defined(OS_CHROMEOS)
GURL GetEffectiveURLForSignin(const GURL& url) {
CHECK(SigninManager::IsWebBasedSigninFlowURL(url));
GURL effective_url(SigninManager::kChromeSigninEffectiveSite);
// Copy the path because the argument to SetPathStr must outlive
// the Replacements object.
const std::string path_copy(url.path());
GURL::Replacements replacements;
replacements.SetPathStr(path_copy);
effective_url = effective_url.ReplaceComponents(replacements);
return effective_url;
}
#endif
void SetApplicationLocaleOnIOThread(const std::string& locale) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
g_io_thread_application_locale.Get() = locale;
}
void HandleBlockedPopupOnUIThread(const BlockedWindowParams& params) {
WebContents* tab = tab_util::GetWebContentsByID(params.render_process_id(),
params.opener_id());
if (!tab)
return;
prerender::PrerenderContents* prerender_contents =
prerender::PrerenderContents::FromWebContents(tab);
if (prerender_contents) {
prerender_contents->Destroy(prerender::FINAL_STATUS_CREATE_NEW_WINDOW);
return;
}
PopupBlockerTabHelper* popup_helper =
PopupBlockerTabHelper::FromWebContents(tab);
if (!popup_helper)
return;
popup_helper->AddBlockedPopup(params);
}
#if defined(OS_ANDROID)
void HandleSingleTabModeBlockOnUIThread(const BlockedWindowParams& params) {
WebContents* web_contents =
tab_util::GetWebContentsByID(params.render_process_id(),
params.opener_id());
if (!web_contents)
return;
SingleTabModeTabHelper::FromWebContents(web_contents)->HandleOpenUrl(params);
}
float GetDeviceScaleAdjustment() {
static const float kMinFSM = 1.05f;
static const int kWidthForMinFSM = 320;
static const float kMaxFSM = 1.3f;
static const int kWidthForMaxFSM = 800;
gfx::DeviceDisplayInfo info;
int minWidth = info.GetSmallestDIPWidth();
if (minWidth <= kWidthForMinFSM)
return kMinFSM;
if (minWidth >= kWidthForMaxFSM)
return kMaxFSM;
// The font scale multiplier varies linearly between kMinFSM and kMaxFSM.
float ratio = static_cast<float>(minWidth - kWidthForMinFSM) /
(kWidthForMaxFSM - kWidthForMinFSM);
return ratio * (kMaxFSM - kMinFSM) + kMinFSM;
}
#endif // defined(OS_ANDROID)
} // namespace
namespace chrome {
ChromeContentBrowserClient::ChromeContentBrowserClient()
: prerender_tracker_(NULL) {
#if defined(ENABLE_PLUGINS)
for (size_t i = 0; i < arraysize(kPredefinedAllowedDevChannelOrigins); ++i)
allowed_dev_channel_origins_.insert(kPredefinedAllowedDevChannelOrigins[i]);
for (size_t i = 0; i < arraysize(kPredefinedAllowedFileHandleOrigins); ++i)
allowed_file_handle_origins_.insert(kPredefinedAllowedFileHandleOrigins[i]);
for (size_t i = 0; i < arraysize(kPredefinedAllowedSocketOrigins); ++i)
allowed_socket_origins_.insert(kPredefinedAllowedSocketOrigins[i]);
#endif
permissions_policy_delegate_.reset(
new extensions::BrowserPermissionsPolicyDelegate());
}
ChromeContentBrowserClient::~ChromeContentBrowserClient() {
}
// static
void ChromeContentBrowserClient::RegisterProfilePrefs(
user_prefs::PrefRegistrySyncable* registry) {
registry->RegisterBooleanPref(
prefs::kDisable3DAPIs,
false,
user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
registry->RegisterBooleanPref(
prefs::kEnableHyperlinkAuditing,
true,
user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
registry->RegisterListPref(
prefs::kEnableDeprecatedWebPlatformFeatures,
user_prefs::PrefRegistrySyncable::UNSYNCABLE_PREF);
}
// static
void ChromeContentBrowserClient::SetApplicationLocale(
const std::string& locale) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
// This object is guaranteed to outlive all threads so we don't have to
// worry about the lack of refcounting and can just post as Unretained.
//
// The common case is that this function is called early in Chrome startup
// before any threads are created (it will also be called later if the user
// changes the pref). In this case, there will be no threads created and
// posting will fail. When there are no threads, we can just set the string
// without worrying about threadsafety.
if (!BrowserThread::PostTask(BrowserThread::IO, FROM_HERE,
base::Bind(&SetApplicationLocaleOnIOThread, locale))) {
g_io_thread_application_locale.Get() = locale;
}
}
content::BrowserMainParts* ChromeContentBrowserClient::CreateBrowserMainParts(
const content::MainFunctionParams& parameters) {
ChromeBrowserMainParts* main_parts;
// Construct the Main browser parts based on the OS type.
#if defined(OS_WIN)
main_parts = new ChromeBrowserMainPartsWin(parameters);
#elif defined(OS_MACOSX)
main_parts = new ChromeBrowserMainPartsMac(parameters);
#elif defined(OS_CHROMEOS)
main_parts = new chromeos::ChromeBrowserMainPartsChromeos(parameters);
#elif defined(OS_LINUX)
main_parts = new ChromeBrowserMainPartsLinux(parameters);
#elif defined(OS_ANDROID)
main_parts = new ChromeBrowserMainPartsAndroid(parameters);
#elif defined(OS_POSIX)
main_parts = new ChromeBrowserMainPartsPosix(parameters);
#else
NOTREACHED();
main_parts = new ChromeBrowserMainParts(parameters);
#endif
chrome::AddProfilesExtraParts(main_parts);
// Construct additional browser parts. Stages are called in the order in
// which they are added.
#if defined(TOOLKIT_VIEWS)
main_parts->AddParts(new ChromeBrowserMainExtraPartsViews());
#endif
#if defined(USE_ASH)
main_parts->AddParts(new ChromeBrowserMainExtraPartsAsh());
#endif
#if defined(USE_AURA)
main_parts->AddParts(new ChromeBrowserMainExtraPartsAura());
#endif
#if defined(USE_X11)
main_parts->AddParts(new ChromeBrowserMainExtraPartsX11());
#endif
chrome::AddMetricsExtraParts(main_parts);
return main_parts;
}
std::string ChromeContentBrowserClient::GetStoragePartitionIdForSite(
content::BrowserContext* browser_context,
const GURL& site) {
std::string partition_id;
// The partition ID for webview guest processes is the string value of its
// SiteInstance URL - "chrome-guest://app_id/persist?partition".
if (site.SchemeIs(content::kGuestScheme)) {
partition_id = site.spec();
} else if (site.GetOrigin().spec() == kChromeUIChromeSigninURL) {
// Chrome signin page has an embedded iframe of extension and web content,
// thus it must be isolated from other webUI pages.
partition_id = site.GetOrigin().spec();
}
DCHECK(IsValidStoragePartitionId(browser_context, partition_id));
return partition_id;
}
bool ChromeContentBrowserClient::IsValidStoragePartitionId(
content::BrowserContext* browser_context,
const std::string& partition_id) {
// The default ID is empty and is always valid.
if (partition_id.empty())
return true;
return GURL(partition_id).is_valid();
}
void ChromeContentBrowserClient::GetStoragePartitionConfigForSite(
content::BrowserContext* browser_context,
const GURL& site,
bool can_be_default,
std::string* partition_domain,
std::string* partition_name,
bool* in_memory) {
// Default to the browser-wide storage partition and override based on |site|
// below.
partition_domain->clear();
partition_name->clear();
*in_memory = false;
bool success = false;
#if defined(ENABLE_EXTENSIONS)
success = WebViewGuest::GetGuestPartitionConfigForSite(
site, partition_domain, partition_name, in_memory);
if (!success && site.SchemeIs(extensions::kExtensionScheme)) {
// If |can_be_default| is false, the caller is stating that the |site|
// should be parsed as if it had isolated storage. In particular it is
// important to NOT check ExtensionService for the is_storage_isolated()
// attribute because this code path is run during Extension uninstall
// to do cleanup after the Extension has already been unloaded from the
// ExtensionService.
bool is_isolated = !can_be_default;
if (can_be_default) {
if (extensions::util::SiteHasIsolatedStorage(site, browser_context))
is_isolated = true;
}
if (is_isolated) {
CHECK(site.has_host());
// For extensions with isolated storage, the the host of the |site| is
// the |partition_domain|. The |in_memory| and |partition_name| are only
// used in guest schemes so they are cleared here.
*partition_domain = site.host();
*in_memory = false;
partition_name->clear();
}
success = true;
}
#endif
if (!success && (site.GetOrigin().spec() == kChromeUIChromeSigninURL)) {
// Chrome signin page has an embedded iframe of extension and web content,
// thus it must be isolated from other webUI pages.
*partition_domain = chrome::kChromeUIChromeSigninHost;
}
// Assert that if |can_be_default| is false, the code above must have found a
// non-default partition. If this fails, the caller has a serious logic
// error about which StoragePartition they expect to be in and it is not
// safe to continue.
CHECK(can_be_default || !partition_domain->empty());
}
content::WebContentsViewDelegate*
ChromeContentBrowserClient::GetWebContentsViewDelegate(
content::WebContents* web_contents) {
return chrome::CreateWebContentsViewDelegate(web_contents);
}
void ChromeContentBrowserClient::GuestWebContentsCreated(
int guest_instance_id,
SiteInstance* guest_site_instance,
WebContents* guest_web_contents,
WebContents* opener_web_contents,
content::BrowserPluginGuestDelegate** guest_delegate,
scoped_ptr<base::DictionaryValue> extra_params) {
#if defined(ENABLE_EXTENSIONS)
if (!guest_site_instance) {
NOTREACHED();
return;
}
GURL guest_site_url = guest_site_instance->GetSiteURL();
const std::string& extension_id = guest_site_url.host();
Profile* profile = Profile::FromBrowserContext(
guest_web_contents->GetBrowserContext());
ExtensionService* service =
extensions::ExtensionSystem::Get(profile)->extension_service();
if (!service) {
NOTREACHED();
return;
}
/// TODO(fsamuel): In the future, certain types of GuestViewBases won't
// require extension bindings. At that point, we should clear |extension_id|
// instead of exiting early.
if (!extension_id.empty() &&
!service->GetExtensionById(extension_id, false)) {
NOTREACHED();
return;
}
if (opener_web_contents) {
GuestViewBase* guest = GuestViewBase::FromWebContents(opener_web_contents);
DCHECK(guest);
// Create a new GuestViewBase of the same type as the opener.
*guest_delegate = GuestViewBase::Create(
guest_instance_id,
guest_web_contents,
extension_id,
guest->GetViewType());
return;
}
if (!extra_params) {
NOTREACHED();
return;
}
std::string api_type;
extra_params->GetString(guestview::kParameterApi, &api_type);
if (api_type.empty())
return;
*guest_delegate =
GuestViewBase::Create(guest_instance_id,
guest_web_contents,
extension_id,
api_type);
#else
NOTREACHED();
#endif // defined(ENABLE_EXTENSIONS)
}
void ChromeContentBrowserClient::RenderProcessWillLaunch(
content::RenderProcessHost* host) {
int id = host->GetID();
Profile* profile = Profile::FromBrowserContext(host->GetBrowserContext());
net::URLRequestContextGetter* context =
profile->GetRequestContextForRenderProcess(id);
host->AddFilter(new ChromeRenderMessageFilter(id, profile));
#if defined(ENABLE_EXTENSIONS)
host->AddFilter(new ChromeExtensionMessageFilter(id, profile));
host->AddFilter(new extensions::ExtensionMessageFilter(id, profile));
#endif
#if defined(ENABLE_PLUGINS)
host->AddFilter(new PluginInfoMessageFilter(id, profile));
#endif
host->AddFilter(new cast::CastTransportHostFilter);
#if defined(ENABLE_PRINTING)
host->AddFilter(new PrintingMessageFilter(id, profile));
#endif
host->AddFilter(new SearchProviderInstallStateMessageFilter(id, profile));
#if defined(ENABLE_SPELLCHECK)
host->AddFilter(new SpellCheckMessageFilter(id));
#endif
#if defined(OS_MACOSX)
host->AddFilter(new SpellCheckMessageFilterMac(id));
#endif
host->AddFilter(new ChromeNetBenchmarkingMessageFilter(profile, context));
host->AddFilter(new prerender::PrerenderMessageFilter(id, profile));
host->AddFilter(new TtsMessageFilter(id, profile));
#if defined(ENABLE_WEBRTC)
WebRtcLoggingHandlerHost* webrtc_logging_handler_host =
new WebRtcLoggingHandlerHost(profile);
host->SetWebRtcLogMessageCallback(base::Bind(
&WebRtcLoggingHandlerHost::LogMessage, webrtc_logging_handler_host));
host->AddFilter(webrtc_logging_handler_host);
host->SetUserData(host, new base::UserDataAdapter<WebRtcLoggingHandlerHost>(
webrtc_logging_handler_host));
#endif
#if !defined(DISABLE_NACL)
host->AddFilter(new nacl::NaClHostMessageFilter(
id, profile->IsOffTheRecord(),
profile->GetPath(),
context));
#endif
#if defined(OS_ANDROID)
host->AddFilter(new cdm::CdmMessageFilterAndroid());
#endif
if (switches::IsNewProfileManagement())
host->AddFilter(new PrincipalsMessageFilter(id));
host->Send(new ChromeViewMsg_SetIsIncognitoProcess(
profile->IsOffTheRecord()));
#if defined(ENABLE_EXTENSIONS)
SendExtensionWebRequestStatusToHost(host);
#endif
RendererContentSettingRules rules;
if (host->IsIsolatedGuest()) {
#if defined(ENABLE_EXTENSIONS)
GuestViewBase::GetDefaultContentSettingRules(&rules,
profile->IsOffTheRecord());
#else
NOTREACHED();
#endif
} else {
GetRendererContentSettingRules(
profile->GetHostContentSettingsMap(), &rules);
}
host->Send(new ChromeViewMsg_SetContentSettingRules(rules));
}
GURL ChromeContentBrowserClient::GetEffectiveURL(
content::BrowserContext* browser_context, const GURL& url) {
Profile* profile = Profile::FromBrowserContext(browser_context);
if (!profile)
return url;
// If the input |url| should be assigned to the Instant renderer, make its
// effective URL distinct from other URLs on the search provider's domain.
if (chrome::ShouldAssignURLToInstantRenderer(url, profile))
return chrome::GetEffectiveURLForInstant(url, profile);
#if !defined(OS_CHROMEOS)
// If the input |url| should be assigned to the Signin renderer, make its
// effective URL distinct from other URLs on the signin service's domain.
// Note that the signin renderer will be allowed to sign the user in to
// Chrome.
if (SigninManager::IsWebBasedSigninFlowURL(url))
return GetEffectiveURLForSignin(url);
#endif
// If the input |url| is part of an installed app, the effective URL is an
// extension URL with the ID of that extension as the host. This has the
// effect of grouping apps together in a common SiteInstance.
ExtensionService* extension_service =
extensions::ExtensionSystem::Get(profile)->extension_service();
if (!extension_service)
return url;
const Extension* extension = extension_service->extensions()->
GetHostedAppByURL(url);
if (!extension)
return url;
// Bookmark apps do not use the hosted app process model, and should be
// treated as normal URLs.
if (extension->from_bookmark())
return url;
// If the URL is part of an extension's web extent, convert it to an
// extension URL.
return extension->GetResourceURL(url.path());
}
bool ChromeContentBrowserClient::ShouldUseProcessPerSite(
content::BrowserContext* browser_context, const GURL& effective_url) {
// Non-extension, non-Instant URLs should generally use
// process-per-site-instance. Because we expect to use the effective URL,
// URLs for hosted apps (apart from bookmark apps) should have an extension
// scheme by now.
Profile* profile = Profile::FromBrowserContext(browser_context);
if (!profile)
return false;
if (chrome::ShouldUseProcessPerSiteForInstantURL(effective_url, profile))
return true;
#if !defined(OS_CHROMEOS)
if (SigninManager::IsWebBasedSigninFlowURL(effective_url))
return true;
#endif
if (!effective_url.SchemeIs(extensions::kExtensionScheme))
return false;
ExtensionService* extension_service =
extensions::ExtensionSystem::Get(profile)->extension_service();
if (!extension_service)
return false;
const Extension* extension =
extension_service->extensions()->GetExtensionOrAppByURL(effective_url);
if (!extension)
return false;
// If the URL is part of a hosted app that does not have the background
// permission, or that does not allow JavaScript access to the background
// page, we want to give each instance its own process to improve
// responsiveness.
if (extension->GetType() == Manifest::TYPE_HOSTED_APP) {
if (!extension->permissions_data()->HasAPIPermission(
APIPermission::kBackground) ||
!extensions::BackgroundInfo::AllowJSAccess(extension)) {
return false;
}
}
// Hosted apps that have script access to their background page must use
// process per site, since all instances can make synchronous calls to the
// background window. Other extensions should use process per site as well.
return true;
}
// These are treated as WebUI schemes but do not get WebUI bindings. Also,
// view-source is allowed for these schemes.
void ChromeContentBrowserClient::GetAdditionalWebUISchemes(
std::vector<std::string>* additional_schemes) {
additional_schemes->push_back(chrome::kChromeSearchScheme);
additional_schemes->push_back(chrome::kDomDistillerScheme);
}
void ChromeContentBrowserClient::GetAdditionalWebUIHostsToIgnoreParititionCheck(
std::vector<std::string>* hosts) {
hosts->push_back(chrome::kChromeUIExtensionIconHost);
hosts->push_back(chrome::kChromeUIFaviconHost);
hosts->push_back(chrome::kChromeUIThemeHost);
hosts->push_back(chrome::kChromeUIThumbnailHost);
hosts->push_back(chrome::kChromeUIThumbnailHost2);
hosts->push_back(chrome::kChromeUIThumbnailListHost);
}
net::URLRequestContextGetter*
ChromeContentBrowserClient::CreateRequestContext(
content::BrowserContext* browser_context,
content::ProtocolHandlerMap* protocol_handlers,
content::URLRequestInterceptorScopedVector request_interceptors) {
Profile* profile = Profile::FromBrowserContext(browser_context);
return profile->CreateRequestContext(protocol_handlers,
request_interceptors.Pass());
}
net::URLRequestContextGetter*
ChromeContentBrowserClient::CreateRequestContextForStoragePartition(
content::BrowserContext* browser_context,
const base::FilePath& partition_path,
bool in_memory,
content::ProtocolHandlerMap* protocol_handlers,
content::URLRequestInterceptorScopedVector request_interceptors) {
Profile* profile = Profile::FromBrowserContext(browser_context);
return profile->CreateRequestContextForStoragePartition(
partition_path,
in_memory,
protocol_handlers,
request_interceptors.Pass());
}
bool ChromeContentBrowserClient::IsHandledURL(const GURL& url) {
return ProfileIOData::IsHandledURL(url);
}
bool ChromeContentBrowserClient::CanCommitURL(
content::RenderProcessHost* process_host,
const GURL& url) {
// We need to let most extension URLs commit in any process, since this can
// be allowed due to web_accessible_resources. Most hosted app URLs may also
// load in any process (e.g., in an iframe). However, the Chrome Web Store
// cannot be loaded in iframes and should never be requested outside its
// process.
Profile* profile =
Profile::FromBrowserContext(process_host->GetBrowserContext());
ExtensionService* service =
extensions::ExtensionSystem::Get(profile)->extension_service();
if (!service)
return true;
const Extension* new_extension =
service->extensions()->GetExtensionOrAppByURL(url);
if (new_extension &&
new_extension->is_hosted_app() &&
new_extension->id() == extension_misc::kWebStoreAppId &&
!extensions::ProcessMap::Get(profile)->
Contains(new_extension->id(), process_host->GetID())) {
return false;
}
return true;
}
bool ChromeContentBrowserClient::ShouldAllowOpenURL(
content::SiteInstance* site_instance, const GURL& url) {
GURL from_url = site_instance->GetSiteURL();
// Do not allow pages from the web or other extensions navigate to
// non-web-accessible extension resources.
if (url.SchemeIs(extensions::kExtensionScheme) &&
(from_url.SchemeIsHTTPOrHTTPS() ||
from_url.SchemeIs(extensions::kExtensionScheme))) {
Profile* profile = Profile::FromBrowserContext(
site_instance->GetProcess()->GetBrowserContext());
ExtensionService* service =
extensions::ExtensionSystem::Get(profile)->extension_service();
if (!service)
return true;
const Extension* extension =
service->extensions()->GetExtensionOrAppByURL(url);
if (!extension)
return true;
const Extension* from_extension =
service->extensions()->GetExtensionOrAppByURL(
site_instance->GetSiteURL());
if (from_extension && from_extension->id() == extension->id())
return true;
if (!extensions::WebAccessibleResourcesInfo::IsResourceWebAccessible(
extension, url.path()))
return false;
}
// Do not allow chrome://chrome-signin navigate to other chrome:// URLs, since
// the signin page may host untrusted web content.
if (from_url.GetOrigin().spec() == chrome::kChromeUIChromeSigninURL &&
url.SchemeIs(content::kChromeUIScheme) &&
url.host() != chrome::kChromeUIChromeSigninHost) {
VLOG(1) << "Blocked navigation to " << url.spec() << " from "
<< chrome::kChromeUIChromeSigninURL;
return false;
}
return true;
}
bool ChromeContentBrowserClient::IsSuitableHost(
content::RenderProcessHost* process_host,
const GURL& site_url) {
Profile* profile =
Profile::FromBrowserContext(process_host->GetBrowserContext());
// This may be NULL during tests. In that case, just assume any site can
// share any host.
if (!profile)
return true;
// Instant URLs should only be in the instant process and instant process
// should only have Instant URLs.
InstantService* instant_service =
InstantServiceFactory::GetForProfile(profile);
if (instant_service) {
bool is_instant_process = instant_service->IsInstantProcess(
process_host->GetID());
bool should_be_in_instant_process =
chrome::ShouldAssignURLToInstantRenderer(site_url, profile);
if (is_instant_process || should_be_in_instant_process)
return is_instant_process && should_be_in_instant_process;
}
#if !defined(OS_CHROMEOS)
SigninClient* signin_client =
ChromeSigninClientFactory::GetForProfile(profile);
if (signin_client && signin_client->IsSigninProcess(process_host->GetID()))
return SigninManager::IsWebBasedSigninFlowURL(site_url);
#endif
ExtensionService* service =
extensions::ExtensionSystem::Get(profile)->extension_service();
extensions::ProcessMap* process_map = extensions::ProcessMap::Get(profile);
// These may be NULL during tests. In that case, just assume any site can
// share any host.
if (!service || !process_map)
return true;
// Otherwise, just make sure the process privilege matches the privilege
// required by the site.
RenderProcessHostPrivilege privilege_required =
GetPrivilegeRequiredByUrl(site_url, service);
return GetProcessPrivilege(process_host, process_map, service) ==
privilege_required;
}
bool ChromeContentBrowserClient::MayReuseHost(
content::RenderProcessHost* process_host) {
// If there is currently a prerender in progress for the host provided,
// it may not be shared. We require prerenders to be by themselves in a
// separate process, so that we can monitor their resource usage, and so that
// we can track the cookies that they change.
Profile* profile = Profile::FromBrowserContext(
process_host->GetBrowserContext());
prerender::PrerenderManager* prerender_manager =
prerender::PrerenderManagerFactory::GetForProfile(profile);
if (prerender_manager &&
!prerender_manager->MayReuseProcessHost(process_host)) {
return false;
}
return true;
}
// This function is trying to limit the amount of processes used by extensions
// with background pages. It uses a globally set percentage of processes to
// run such extensions and if the limit is exceeded, it returns true, to
// indicate to the content module to group extensions together.
bool ChromeContentBrowserClient::ShouldTryToUseExistingProcessHost(
content::BrowserContext* browser_context, const GURL& url) {
// It has to be a valid URL for us to check for an extension.
if (!url.is_valid())
return false;
Profile* profile = Profile::FromBrowserContext(browser_context);
ExtensionService* service = !profile ? NULL :
extensions::ExtensionSystem::Get(profile)->extension_service();
if (!service)
return false;
// We have to have a valid extension with background page to proceed.
const Extension* extension =
service->extensions()->GetExtensionOrAppByURL(url);
if (!extension)
return false;
if (!extensions::BackgroundInfo::HasBackgroundPage(extension))
return false;
std::set<int> process_ids;
size_t max_process_count =
content::RenderProcessHost::GetMaxRendererProcessCount();
// Go through all profiles to ensure we have total count of extension
// processes containing background pages, otherwise one profile can
// starve the other.
std::vector<Profile*> profiles = g_browser_process->profile_manager()->
GetLoadedProfiles();
for (size_t i = 0; i < profiles.size(); ++i) {
extensions::ProcessManager* epm =
extensions::ExtensionSystem::Get(profiles[i])->process_manager();
for (extensions::ProcessManager::const_iterator iter =
epm->background_hosts().begin();
iter != epm->background_hosts().end(); ++iter) {
const extensions::ExtensionHost* host = *iter;
process_ids.insert(host->render_process_host()->GetID());
}
}
if (process_ids.size() >
(max_process_count * chrome::kMaxShareOfExtensionProcesses)) {
return true;
}
return false;
}
void ChromeContentBrowserClient::SiteInstanceGotProcess(
SiteInstance* site_instance) {
CHECK(site_instance->HasProcess());
Profile* profile = Profile::FromBrowserContext(
site_instance->GetBrowserContext());
if (!profile)
return;
// Remember the ID of the Instant process to signal the renderer process
// on startup in |AppendExtraCommandLineSwitches| below.
if (chrome::ShouldAssignURLToInstantRenderer(
site_instance->GetSiteURL(), profile)) {
InstantService* instant_service =
InstantServiceFactory::GetForProfile(profile);
if (instant_service)
instant_service->AddInstantProcess(site_instance->GetProcess()->GetID());
}
#if !defined(OS_CHROMEOS)
// We only expect there to be one signin process as we use process-per-site
// for signin URLs. The signin process will be cleared from SigninManager
// when the renderer is destroyed.
if (SigninManager::IsWebBasedSigninFlowURL(site_instance->GetSiteURL())) {
SigninClient* signin_client =
ChromeSigninClientFactory::GetForProfile(profile);
if (signin_client)
signin_client->SetSigninProcess(site_instance->GetProcess()->GetID());
BrowserThread::PostTask(
BrowserThread::IO,
FROM_HERE,
base::Bind(&InfoMap::SetSigninProcess,
extensions::ExtensionSystem::Get(profile)->info_map(),
site_instance->GetProcess()->GetID()));
}
#endif
ExtensionService* service =
extensions::ExtensionSystem::Get(profile)->extension_service();
if (!service)
return;
const Extension* extension = service->extensions()->GetExtensionOrAppByURL(
site_instance->GetSiteURL());
if (!extension)
return;
extensions::ProcessMap::Get(profile)
->Insert(extension->id(),
site_instance->GetProcess()->GetID(),
site_instance->GetId());
BrowserThread::PostTask(
BrowserThread::IO,
FROM_HERE,
base::Bind(&InfoMap::RegisterExtensionProcess,
extensions::ExtensionSystem::Get(profile)->info_map(),
extension->id(),
site_instance->GetProcess()->GetID(),
site_instance->GetId()));
}
void ChromeContentBrowserClient::SiteInstanceDeleting(
SiteInstance* site_instance) {
if (!site_instance->HasProcess())
return;
Profile* profile = Profile::FromBrowserContext(
site_instance->GetBrowserContext());
ExtensionService* service =
extensions::ExtensionSystem::Get(profile)->extension_service();
if (!service)
return;
const Extension* extension = service->extensions()->GetExtensionOrAppByURL(
site_instance->GetSiteURL());
if (!extension)
return;
extensions::ProcessMap::Get(profile)
->Remove(extension->id(),
site_instance->GetProcess()->GetID(),
site_instance->GetId());
BrowserThread::PostTask(
BrowserThread::IO,
FROM_HERE,
base::Bind(&InfoMap::UnregisterExtensionProcess,
extensions::ExtensionSystem::Get(profile)->info_map(),
extension->id(),
site_instance->GetProcess()->GetID(),
site_instance->GetId()));
}
void ChromeContentBrowserClient::WorkerProcessCreated(
SiteInstance* site_instance,
int worker_process_id) {
extensions::ExtensionRegistry* extension_registry =
extensions::ExtensionRegistry::Get(site_instance->GetBrowserContext());
if (!extension_registry)
return;
const Extension* extension =
extension_registry->enabled_extensions().GetExtensionOrAppByURL(
site_instance->GetSiteURL());
if (!extension)
return;
extensions::ExtensionSystem* extension_system =
extensions::ExtensionSystem::Get(site_instance->GetBrowserContext());
extension_system->info_map()->RegisterExtensionWorkerProcess(
extension->id(),
worker_process_id,
site_instance->GetId());
}
void ChromeContentBrowserClient::WorkerProcessTerminated(
SiteInstance* site_instance,
int worker_process_id) {
extensions::ExtensionSystem* extension_system =
extensions::ExtensionSystem::Get(site_instance->GetBrowserContext());
extension_system->info_map()->UnregisterExtensionWorkerProcess(
worker_process_id);
}
bool ChromeContentBrowserClient::ShouldSwapBrowsingInstancesForNavigation(
SiteInstance* site_instance,
const GURL& current_url,
const GURL& new_url) {
// If we don't have an ExtensionService, then rely on the SiteInstance logic
// in RenderFrameHostManager to decide when to swap.
Profile* profile =
Profile::FromBrowserContext(site_instance->GetBrowserContext());
ExtensionService* service =
extensions::ExtensionSystem::Get(profile)->extension_service();
if (!service)
return false;
// We must use a new BrowsingInstance (forcing a process swap and disabling
// scripting by existing tabs) if one of the URLs is an extension and the
// other is not the exact same extension.
//
// We ignore hosted apps here so that other tabs in their BrowsingInstance can
// use postMessage with them. (The exception is the Chrome Web Store, which
// is a hosted app that requires its own BrowsingInstance.) Navigations
// to/from a hosted app will still trigger a SiteInstance swap in
// RenderFrameHostManager.
const Extension* current_extension =
service->extensions()->GetExtensionOrAppByURL(current_url);
if (current_extension &&
current_extension->is_hosted_app() &&
current_extension->id() != extension_misc::kWebStoreAppId)
current_extension = NULL;
const Extension* new_extension =
service->extensions()->GetExtensionOrAppByURL(new_url);
if (new_extension &&
new_extension->is_hosted_app() &&
new_extension->id() != extension_misc::kWebStoreAppId)
new_extension = NULL;
// First do a process check. We should force a BrowsingInstance swap if the
// current process doesn't know about new_extension, even if current_extension
// is somehow the same as new_extension.
extensions::ProcessMap* process_map = extensions::ProcessMap::Get(profile);
if (new_extension &&
site_instance->HasProcess() &&
!process_map->Contains(
new_extension->id(), site_instance->GetProcess()->GetID()))
return true;
// Otherwise, swap BrowsingInstances if current_extension and new_extension
// differ.
return current_extension != new_extension;
}
bool ChromeContentBrowserClient::ShouldSwapProcessesForRedirect(
content::ResourceContext* resource_context, const GURL& current_url,
const GURL& new_url) {
ProfileIOData* io_data = ProfileIOData::FromResourceContext(resource_context);
return extensions::CrossesExtensionProcessBoundary(
io_data->GetExtensionInfoMap()->extensions(),
current_url, new_url, false);
}
bool ChromeContentBrowserClient::ShouldAssignSiteForURL(const GURL& url) {
return !url.SchemeIs(chrome::kChromeNativeScheme);
}
std::string ChromeContentBrowserClient::GetCanonicalEncodingNameByAliasName(
const std::string& alias_name) {
return CharacterEncoding::GetCanonicalEncodingNameByAliasName(alias_name);
}
namespace {
bool IsAutoReloadEnabled() {
std::string group = base::FieldTrialList::FindFullName(
"AutoReloadExperiment");
const CommandLine& browser_command_line = *CommandLine::ForCurrentProcess();
if (browser_command_line.HasSwitch(switches::kEnableOfflineAutoReload))
return true;
if (browser_command_line.HasSwitch(switches::kDisableOfflineAutoReload))
return false;
#if !defined(OS_ANDROID) && !defined(OS_IOS)
chrome::VersionInfo::Channel channel = chrome::VersionInfo::GetChannel();
chrome::VersionInfo::Channel kForceChannel =
chrome::VersionInfo::CHANNEL_CANARY;
return (channel <= kForceChannel || group == "Enabled");
#else
return group == "Enabled";
#endif
}
bool IsAutoReloadVisibleOnlyEnabled() {
std::string group = base::FieldTrialList::FindFullName(
"AutoReloadVisibleOnlyExperiment");
const CommandLine& browser_command_line = *CommandLine::ForCurrentProcess();
if (browser_command_line.HasSwitch(
switches::kEnableOfflineAutoReloadVisibleOnly)) {
return true;
}
if (browser_command_line.HasSwitch(
switches::kDisableOfflineAutoReloadVisibleOnly)) {
return false;
}
return group == "Enabled";
}
} // namespace
void ChromeContentBrowserClient::AppendExtraCommandLineSwitches(
CommandLine* command_line, int child_process_id) {
#if defined(OS_POSIX)
if (breakpad::IsCrashReporterEnabled()) {
std::string enable_crash_reporter;
GoogleUpdateSettings::GetMetricsId(&enable_crash_reporter);
command_line->AppendSwitchASCII(switches::kEnableCrashReporter,
enable_crash_reporter);
}
#endif // defined(OS_POSIX)
if (logging::DialogsAreSuppressed())
command_line->AppendSwitch(switches::kNoErrorDialogs);
std::string process_type =
command_line->GetSwitchValueASCII(switches::kProcessType);
const CommandLine& browser_command_line = *CommandLine::ForCurrentProcess();
static const char* const kCommonSwitchNames[] = {
switches::kUserAgent,
switches::kUserDataDir, // Make logs go to the right file.
};
command_line->CopySwitchesFrom(browser_command_line, kCommonSwitchNames,
arraysize(kCommonSwitchNames));
#if defined(ENABLE_IPC_FUZZER)
static const char* const kIpcFuzzerSwitches[] = {
switches::kIpcFuzzerTestcase,
};
command_line->CopySwitchesFrom(browser_command_line, kIpcFuzzerSwitches,
arraysize(kIpcFuzzerSwitches));
#endif
#if defined(OS_CHROMEOS)
// On Chrome OS need to pass primary user homedir (in multi-profiles session).
base::FilePath homedir;
PathService::Get(base::DIR_HOME, &homedir);
command_line->AppendSwitchASCII(chromeos::switches::kHomedir,
homedir.value().c_str());
#endif
if (process_type == switches::kRendererProcess) {
#if defined(OS_CHROMEOS)
const std::string& login_profile =
browser_command_line.GetSwitchValueASCII(
chromeos::switches::kLoginProfile);
if (!login_profile.empty())
command_line->AppendSwitchASCII(
chromeos::switches::kLoginProfile, login_profile);
#endif
#if defined(ENABLE_WEBRTC)
MaybeCopyDisableWebRtcEncryptionSwitch(command_line,
browser_command_line,
VersionInfo::GetChannel());
#endif
content::RenderProcessHost* process =
content::RenderProcessHost::FromID(child_process_id);
if (process) {
Profile* profile = Profile::FromBrowserContext(
process->GetBrowserContext());
if (extensions::ProcessMap::Get(profile)->Contains(process->GetID()))
command_line->AppendSwitch(extensions::switches::kExtensionProcess);
PrefService* prefs = profile->GetPrefs();
// Currently this pref is only registered if applied via a policy.
if (prefs->HasPrefPath(prefs::kDisable3DAPIs) &&
prefs->GetBoolean(prefs::kDisable3DAPIs)) {
// Turn this policy into a command line switch.
command_line->AppendSwitch(switches::kDisable3DAPIs);
}
const base::ListValue* switches =
prefs->GetList(prefs::kEnableDeprecatedWebPlatformFeatures);
if (switches) {
// Enable any deprecated features that have been re-enabled by policy.
for (base::ListValue::const_iterator it = switches->begin();
it != switches->end(); ++it) {
std::string switch_to_enable;
if ((*it)->GetAsString(&switch_to_enable))
command_line->AppendSwitch(switch_to_enable);
}
}
// Disable client-side phishing detection in the renderer if it is
// disabled in the Profile preferences or the browser process.
if (!prefs->GetBoolean(prefs::kSafeBrowsingEnabled) ||
!g_browser_process->safe_browsing_detection_service()) {
command_line->AppendSwitch(
switches::kDisableClientSidePhishingDetection);
}
if (!prefs->GetBoolean(prefs::kPrintPreviewDisabled))
command_line->AppendSwitch(switches::kRendererPrintPreview);
InstantService* instant_service =
InstantServiceFactory::GetForProfile(profile);
if (instant_service &&
instant_service->IsInstantProcess(process->GetID()))
command_line->AppendSwitch(switches::kInstantProcess);
#if !defined(OS_CHROMEOS)
SigninClient* signin_client =
ChromeSigninClientFactory::GetForProfile(profile);
if (signin_client && signin_client->IsSigninProcess(process->GetID()))
command_line->AppendSwitch(switches::kSigninProcess);
#endif
}
if (IsAutoReloadEnabled())
command_line->AppendSwitch(switches::kEnableOfflineAutoReload);
if (IsAutoReloadVisibleOnlyEnabled()) {
command_line->AppendSwitch(
switches::kEnableOfflineAutoReloadVisibleOnly);
}
{
// Enable load stale cache if this session is in the field trial, one
// of the forced on channels, or the user explicitly enabled it.
// Note that as far as the renderer is concerned, the feature is
// enabled if-and-only-if the kEnableOfflineLoadStaleCache flag
// is on the command line; the yes/no/default behavior is only
// at the browser command line level.
// Command line switches override
if (browser_command_line.HasSwitch(
switches::kEnableOfflineLoadStaleCache)) {
command_line->AppendSwitch(switches::kEnableOfflineLoadStaleCache);
} else if (!browser_command_line.HasSwitch(
switches::kDisableOfflineLoadStaleCache)) {
std::string group =
base::FieldTrialList::FindFullName("LoadStaleCacheExperiment");
chrome::VersionInfo::Channel channel =
chrome::VersionInfo::GetChannel();
#if defined(OS_ANDROID) || defined(OS_IOS)
chrome::VersionInfo::Channel forceChannel =
chrome::VersionInfo::CHANNEL_DEV;
#else
chrome::VersionInfo::Channel forceChannel =
chrome::VersionInfo::CHANNEL_CANARY;
#endif
if (channel <= forceChannel || group == "Enabled")
command_line->AppendSwitch(switches::kEnableOfflineLoadStaleCache);
}
}
// Please keep this in alphabetical order.
static const char* const kSwitchNames[] = {
autofill::switches::kDisableIgnoreAutocompleteOff,
autofill::switches::kDisablePasswordGeneration,
autofill::switches::kEnablePasswordGeneration,
autofill::switches::kLocalHeuristicsOnlyForPasswordGeneration,
extensions::switches::kAllowHTTPBackgroundPage,
extensions::switches::kAllowLegacyExtensionManifests,
extensions::switches::kEnableExperimentalExtensionApis,
extensions::switches::kEnableScriptsRequireAction,
extensions::switches::kExtensionsOnChromeURLs,
extensions::switches::kWhitelistedExtensionID,
// TODO(victorhsieh): remove the following flag once we move PPAPI FileIO
// to browser.
switches::kAllowNaClFileHandleAPI,
switches::kAppsCheckoutURL,
switches::kAppsGalleryURL,
switches::kCloudPrintURL,
switches::kCloudPrintXmppEndpoint,
switches::kDisableBundledPpapiFlash,
switches::kDisablePnacl,
switches::kDisableScriptedPrintThrottling,
switches::kEnableAppWindowControls,
switches::kEnableBenchmarking,
switches::kEnableNaCl,
switches::kEnableNaClDebug,
switches::kEnableNaClNonSfiMode,
switches::kEnableNetBenchmarking,
switches::kEnableShowModalDialog,
switches::kEnableStreamlinedHostedApps,
switches::kEnableWatchdog,
switches::kEnableWebBasedSignin,
switches::kMessageLoopHistogrammer,
switches::kOutOfProcessPdf,
switches::kPlaybackMode,
switches::kPpapiFlashArgs,
switches::kPpapiFlashPath,
switches::kPpapiFlashVersion,
switches::kProfilingAtStart,
switches::kProfilingFile,
switches::kProfilingFlush,
switches::kRecordMode,
translate::switches::kTranslateSecurityOrigin,
};
command_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
arraysize(kSwitchNames));
} else if (process_type == switches::kUtilityProcess) {
static const char* const kSwitchNames[] = {
extensions::switches::kAllowHTTPBackgroundPage,
extensions::switches::kEnableExperimentalExtensionApis,
extensions::switches::kExtensionsOnChromeURLs,
extensions::switches::kWhitelistedExtensionID,
};
command_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
arraysize(kSwitchNames));
} else if (process_type == switches::kPluginProcess) {
#if defined(OS_CHROMEOS)
static const char* const kSwitchNames[] = {
chromeos::switches::kLoginProfile,
};
command_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
arraysize(kSwitchNames));
#endif
} else if (process_type == switches::kZygoteProcess) {
static const char* const kSwitchNames[] = {
// Load (in-process) Pepper plugins in-process in the zygote pre-sandbox.
switches::kDisableBundledPpapiFlash,
switches::kEnableNaClNonSfiMode,
switches::kNaClDangerousNoSandboxNonSfi,
switches::kPpapiFlashPath,
switches::kPpapiFlashVersion,
};
command_line->CopySwitchesFrom(browser_command_line, kSwitchNames,
arraysize(kSwitchNames));
} else if (process_type == switches::kGpuProcess) {
// If --ignore-gpu-blacklist is passed in, don't send in crash reports
// because GPU is expected to be unreliable.
if (browser_command_line.HasSwitch(switches::kIgnoreGpuBlacklist) &&
!command_line->HasSwitch(switches::kDisableBreakpad))
command_line->AppendSwitch(switches::kDisableBreakpad);
}
// The command line switch kEnableBenchmarking needs to be specified along
// with the kEnableStatsTable switch to ensure that the stats table global
// is initialized correctly.
if (command_line->HasSwitch(switches::kEnableBenchmarking))
DCHECK(command_line->HasSwitch(switches::kEnableStatsTable));
}
std::string ChromeContentBrowserClient::GetApplicationLocale() {
if (BrowserThread::CurrentlyOn(BrowserThread::IO))
return g_io_thread_application_locale.Get();
return g_browser_process->GetApplicationLocale();
}
std::string ChromeContentBrowserClient::GetAcceptLangs(
content::BrowserContext* context) {
Profile* profile = Profile::FromBrowserContext(context);
return profile->GetPrefs()->GetString(prefs::kAcceptLanguages);
}
const gfx::ImageSkia* ChromeContentBrowserClient::GetDefaultFavicon() {
ResourceBundle& rb = ResourceBundle::GetSharedInstance();
return rb.GetNativeImageNamed(IDR_DEFAULT_FAVICON).ToImageSkia();
}
bool ChromeContentBrowserClient::AllowAppCache(
const GURL& manifest_url,
const GURL& first_party,
content::ResourceContext* context) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
return io_data->GetCookieSettings()->
IsSettingCookieAllowed(manifest_url, first_party);
}
bool ChromeContentBrowserClient::AllowGetCookie(
const GURL& url,
const GURL& first_party,
const net::CookieList& cookie_list,
content::ResourceContext* context,
int render_process_id,
int render_frame_id) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
bool allow = io_data->GetCookieSettings()->
IsReadingCookieAllowed(url, first_party);
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(&TabSpecificContentSettings::CookiesRead, render_process_id,
render_frame_id, url, first_party, cookie_list, !allow, true));
return allow;
}
bool ChromeContentBrowserClient::AllowSetCookie(
const GURL& url,
const GURL& first_party,
const std::string& cookie_line,
content::ResourceContext* context,
int render_process_id,
int render_frame_id,
net::CookieOptions* options) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
CookieSettings* cookie_settings = io_data->GetCookieSettings();
bool allow = cookie_settings->IsSettingCookieAllowed(url, first_party);
if (prerender_tracker_) {
prerender_tracker_->OnCookieChangedForURL(
render_process_id,
context->GetRequestContext()->cookie_store()->GetCookieMonster(),
url);
}
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(&TabSpecificContentSettings::CookieChanged, render_process_id,
render_frame_id, url, first_party, cookie_line, *options,
!allow));
return allow;
}
bool ChromeContentBrowserClient::AllowSaveLocalState(
content::ResourceContext* context) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
CookieSettings* cookie_settings = io_data->GetCookieSettings();
ContentSetting setting = cookie_settings->GetDefaultCookieSetting(NULL);
// TODO(bauerb): Should we also disallow local state if the default is BLOCK?
// Could we even support per-origin settings?
return setting != CONTENT_SETTING_SESSION_ONLY;
}
bool ChromeContentBrowserClient::AllowWorkerDatabase(
const GURL& url,
const base::string16& name,
const base::string16& display_name,
unsigned long estimated_size,
content::ResourceContext* context,
const std::vector<std::pair<int, int> >& render_frames) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
CookieSettings* cookie_settings = io_data->GetCookieSettings();
bool allow = cookie_settings->IsSettingCookieAllowed(url, url);
// Record access to database for potential display in UI.
std::vector<std::pair<int, int> >::const_iterator i;
for (i = render_frames.begin(); i != render_frames.end(); ++i) {
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(&TabSpecificContentSettings::WebDatabaseAccessed,
i->first, i->second, url, name, display_name, !allow));
}
return allow;
}
bool ChromeContentBrowserClient::AllowWorkerFileSystem(
const GURL& url,
content::ResourceContext* context,
const std::vector<std::pair<int, int> >& render_frames) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
CookieSettings* cookie_settings = io_data->GetCookieSettings();
bool allow = cookie_settings->IsSettingCookieAllowed(url, url);
// Record access to file system for potential display in UI.
std::vector<std::pair<int, int> >::const_iterator i;
for (i = render_frames.begin(); i != render_frames.end(); ++i) {
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(&TabSpecificContentSettings::FileSystemAccessed,
i->first, i->second, url, !allow));
}
return allow;
}
bool ChromeContentBrowserClient::AllowWorkerIndexedDB(
const GURL& url,
const base::string16& name,
content::ResourceContext* context,
const std::vector<std::pair<int, int> >& render_frames) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
CookieSettings* cookie_settings = io_data->GetCookieSettings();
bool allow = cookie_settings->IsSettingCookieAllowed(url, url);
// Record access to IndexedDB for potential display in UI.
std::vector<std::pair<int, int> >::const_iterator i;
for (i = render_frames.begin(); i != render_frames.end(); ++i) {
BrowserThread::PostTask(
BrowserThread::UI, FROM_HERE,
base::Bind(&TabSpecificContentSettings::IndexedDBAccessed,
i->first, i->second, url, name, !allow));
}
return allow;
}
net::URLRequestContext*
ChromeContentBrowserClient::OverrideRequestContextForURL(
const GURL& url, content::ResourceContext* context) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
if (url.SchemeIs(extensions::kExtensionScheme)) {
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
return io_data->extensions_request_context();
}
return NULL;
}
QuotaPermissionContext*
ChromeContentBrowserClient::CreateQuotaPermissionContext() {
return new ChromeQuotaPermissionContext();
}
void ChromeContentBrowserClient::AllowCertificateError(
int render_process_id,
int render_frame_id,
int cert_error,
const net::SSLInfo& ssl_info,
const GURL& request_url,
ResourceType::Type resource_type,
bool overridable,
bool strict_enforcement,
const base::Callback<void(bool)>& callback,
content::CertificateRequestResultType* result) {
if (resource_type != ResourceType::MAIN_FRAME) {
// A sub-resource has a certificate error. The user doesn't really
// have a context for making the right decision, so block the
// request hard, without an info bar to allow showing the insecure
// content.
*result = content::CERTIFICATE_REQUEST_RESULT_TYPE_DENY;
return;
}
// If the tab is being prerendered, cancel the prerender and the request.
content::RenderFrameHost* render_frame_host =
content::RenderFrameHost::FromID(render_process_id, render_frame_id);
WebContents* tab = WebContents::FromRenderFrameHost(render_frame_host);
if (!tab) {
NOTREACHED();
return;
}
prerender::PrerenderContents* prerender_contents =
prerender::PrerenderContents::FromWebContents(tab);
if (prerender_contents) {
prerender_contents->Destroy(prerender::FINAL_STATUS_SSL_ERROR);
*result = content::CERTIFICATE_REQUEST_RESULT_TYPE_CANCEL;
return;
}
#if defined(ENABLE_CAPTIVE_PORTAL_DETECTION)
CaptivePortalTabHelper* captive_portal_tab_helper =
CaptivePortalTabHelper::FromWebContents(tab);
if (captive_portal_tab_helper)
captive_portal_tab_helper->OnSSLCertError(ssl_info);
#endif
// Otherwise, display an SSL blocking page.
new SSLBlockingPage(tab, cert_error, ssl_info, request_url, overridable,
strict_enforcement, callback);
}
void ChromeContentBrowserClient::SelectClientCertificate(
int render_process_id,
int render_frame_id,
const net::HttpNetworkSession* network_session,
net::SSLCertRequestInfo* cert_request_info,
const base::Callback<void(net::X509Certificate*)>& callback) {
content::RenderFrameHost* rfh = content::RenderFrameHost::FromID(
render_process_id, render_frame_id);
WebContents* tab = WebContents::FromRenderFrameHost(rfh);
if (!tab) {
NOTREACHED();
return;
}
prerender::PrerenderContents* prerender_contents =
prerender::PrerenderContents::FromWebContents(tab);
if (prerender_contents) {
prerender_contents->Destroy(
prerender::FINAL_STATUS_SSL_CLIENT_CERTIFICATE_REQUESTED);
return;
}
GURL requesting_url("https://" + cert_request_info->host_and_port.ToString());
DCHECK(requesting_url.is_valid())
<< "Invalid URL string: https://"
<< cert_request_info->host_and_port.ToString();
Profile* profile = Profile::FromBrowserContext(tab->GetBrowserContext());
scoped_ptr<base::Value> filter(
profile->GetHostContentSettingsMap()->GetWebsiteSetting(
requesting_url,
requesting_url,
CONTENT_SETTINGS_TYPE_AUTO_SELECT_CERTIFICATE,
std::string(), NULL));
if (filter.get()) {
// Try to automatically select a client certificate.
if (filter->IsType(base::Value::TYPE_DICTIONARY)) {
base::DictionaryValue* filter_dict =
static_cast<base::DictionaryValue*>(filter.get());
const std::vector<scoped_refptr<net::X509Certificate> >&
all_client_certs = cert_request_info->client_certs;
for (size_t i = 0; i < all_client_certs.size(); ++i) {
if (CertMatchesFilter(*all_client_certs[i].get(), *filter_dict)) {
// Use the first certificate that is matched by the filter.
callback.Run(all_client_certs[i].get());
return;
}
}
} else {
NOTREACHED();
}
}
chrome::ShowSSLClientCertificateSelector(tab, network_session,
cert_request_info, callback);
}
void ChromeContentBrowserClient::AddCertificate(
net::CertificateMimeType cert_type,
const void* cert_data,
size_t cert_size,
int render_process_id,
int render_frame_id) {
chrome::SSLAddCertificate(cert_type, cert_data, cert_size,
render_process_id, render_frame_id);
}
content::MediaObserver* ChromeContentBrowserClient::GetMediaObserver() {
return MediaCaptureDevicesDispatcher::GetInstance();
}
void ChromeContentBrowserClient::RequestDesktopNotificationPermission(
const GURL& source_origin,
content::RenderFrameHost* render_frame_host,
const base::Closure& callback) {
#if defined(ENABLE_NOTIFICATIONS)
// Skip showing the infobar if the request comes from an extension, and that
// extension has the 'notify' permission. (If the extension does not have the
// permission, the user will still be prompted.)
Profile* profile = Profile::FromBrowserContext(
render_frame_host->GetSiteInstance()->GetBrowserContext());
InfoMap* extension_info_map =
extensions::ExtensionSystem::Get(profile)->info_map();
DesktopNotificationService* notification_service =
DesktopNotificationServiceFactory::GetForProfile(profile);
const Extension* extension = NULL;
if (extension_info_map) {
extensions::ExtensionSet extensions;
extension_info_map->GetExtensionsWithAPIPermissionForSecurityOrigin(
source_origin, render_frame_host->GetProcess()->GetID(),
extensions::APIPermission::kNotification, &extensions);
for (extensions::ExtensionSet::const_iterator iter = extensions.begin();
iter != extensions.end(); ++iter) {
if (notification_service->IsNotifierEnabled(NotifierId(
NotifierId::APPLICATION, (*iter)->id()))) {
extension = iter->get();
break;
}
}
}
if (IsExtensionWithPermissionOrSuggestInConsole(
APIPermission::kNotification, extension,
render_frame_host->GetRenderViewHost())) {
callback.Run();
return;
}
notification_service->RequestPermission(
source_origin, render_frame_host, callback);
#else
NOTIMPLEMENTED();
#endif
}
blink::WebNotificationPresenter::Permission
ChromeContentBrowserClient::CheckDesktopNotificationPermission(
const GURL& source_origin,
content::ResourceContext* context,
int render_process_id) {
#if defined(ENABLE_NOTIFICATIONS)
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
InfoMap* extension_info_map = io_data->GetExtensionInfoMap();
// We want to see if there is an extension that hasn't been manually disabled
// that has the notifications permission and applies to this security origin.
// First, get the list of extensions with permission for the origin.
extensions::ExtensionSet extensions;
extension_info_map->GetExtensionsWithAPIPermissionForSecurityOrigin(
source_origin, render_process_id,
extensions::APIPermission::kNotification, &extensions);
for (extensions::ExtensionSet::const_iterator iter = extensions.begin();
iter != extensions.end(); ++iter) {
// Then, check to see if it's been disabled by the user.
if (!extension_info_map->AreNotificationsDisabled((*iter)->id()))
return blink::WebNotificationPresenter::PermissionAllowed;
}
// No enabled extensions exist, so check the normal host content settings.
HostContentSettingsMap* host_content_settings_map =
io_data->GetHostContentSettingsMap();
ContentSetting setting = host_content_settings_map->GetContentSetting(
source_origin,
source_origin,
CONTENT_SETTINGS_TYPE_NOTIFICATIONS,
NO_RESOURCE_IDENTIFIER);
if (setting == CONTENT_SETTING_ALLOW)
return blink::WebNotificationPresenter::PermissionAllowed;
if (setting == CONTENT_SETTING_BLOCK)
return blink::WebNotificationPresenter::PermissionDenied;
return blink::WebNotificationPresenter::PermissionNotAllowed;
#else
return blink::WebNotificationPresenter::PermissionAllowed;
#endif
}
void ChromeContentBrowserClient::ShowDesktopNotification(
const content::ShowDesktopNotificationHostMsgParams& params,
RenderFrameHost* render_frame_host,
content::DesktopNotificationDelegate* delegate,
base::Closure* cancel_callback) {
#if defined(ENABLE_NOTIFICATIONS)
content::RenderProcessHost* process = render_frame_host->GetProcess();
Profile* profile = Profile::FromBrowserContext(process->GetBrowserContext());
DesktopNotificationService* service =
DesktopNotificationServiceFactory::GetForProfile(profile);
service->ShowDesktopNotification(
params, render_frame_host, delegate, cancel_callback);
#else
NOTIMPLEMENTED();
#endif
}
void ChromeContentBrowserClient::RequestGeolocationPermission(
content::WebContents* web_contents,
int bridge_id,
const GURL& requesting_frame,
bool user_gesture,
base::Callback<void(bool)> result_callback,
base::Closure* cancel_callback) {
GeolocationPermissionContextFactory::GetForProfile(
Profile::FromBrowserContext(web_contents->GetBrowserContext()))->
RequestGeolocationPermission(web_contents, bridge_id,
requesting_frame, user_gesture,
result_callback, cancel_callback);
}
void ChromeContentBrowserClient::RequestMidiSysExPermission(
content::WebContents* web_contents,
int bridge_id,
const GURL& requesting_frame,
bool user_gesture,
base::Callback<void(bool)> result_callback,
base::Closure* cancel_callback) {
MidiPermissionContext* context =
MidiPermissionContextFactory::GetForProfile(
Profile::FromBrowserContext(web_contents->GetBrowserContext()));
context->RequestMidiSysExPermission(web_contents, bridge_id, requesting_frame,
user_gesture, result_callback,
cancel_callback);
}
void ChromeContentBrowserClient::RequestProtectedMediaIdentifierPermission(
content::WebContents* web_contents,
const GURL& origin,
base::Callback<void(bool)> result_callback,
base::Closure* cancel_callback) {
#if defined(OS_ANDROID)
ProtectedMediaIdentifierPermissionContext* context =
ProtectedMediaIdentifierPermissionContextFactory::GetForProfile(
Profile::FromBrowserContext(web_contents->GetBrowserContext()));
context->RequestProtectedMediaIdentifierPermission(web_contents,
origin,
result_callback,
cancel_callback);
#else
NOTIMPLEMENTED();
result_callback.Run(false);
#endif // defined(OS_ANDROID)
}
bool ChromeContentBrowserClient::CanCreateWindow(
const GURL& opener_url,
const GURL& opener_top_level_frame_url,
const GURL& source_origin,
WindowContainerType container_type,
const GURL& target_url,
const content::Referrer& referrer,
WindowOpenDisposition disposition,
const WebWindowFeatures& features,
bool user_gesture,
bool opener_suppressed,
content::ResourceContext* context,
int render_process_id,
int opener_id,
bool* no_javascript_access) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
*no_javascript_access = false;
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
InfoMap* map = io_data->GetExtensionInfoMap();
// If the opener is trying to create a background window but doesn't have
// the appropriate permission, fail the attempt.
if (container_type == WINDOW_CONTAINER_TYPE_BACKGROUND) {
if (!map->SecurityOriginHasAPIPermission(
source_origin,
render_process_id,
APIPermission::kBackground)) {
return false;
}
// Note: this use of GetExtensionOrAppByURL is safe but imperfect. It may
// return a recently installed Extension even if this CanCreateWindow call
// was made by an old copy of the page in a normal web process. That's ok,
// because the permission check above would have caused an early return
// already. We must use the full URL to find hosted apps, though, and not
// just the origin.
const Extension* extension =
map->extensions().GetExtensionOrAppByURL(opener_url);
if (extension && !extensions::BackgroundInfo::AllowJSAccess(extension))
*no_javascript_access = true;
return true;
}
ExtensionRendererState* renderer_state =
ExtensionRendererState::GetInstance();
ExtensionRendererState::WebViewInfo webview_info;
bool is_guest = renderer_state->GetWebViewInfo(render_process_id,
opener_id,
&webview_info);
if (is_guest)
return true;
HostContentSettingsMap* content_settings =
ProfileIOData::FromResourceContext(context)->GetHostContentSettingsMap();
BlockedWindowParams blocked_params(target_url,
referrer,
disposition,
features,
user_gesture,
opener_suppressed,
render_process_id,
opener_id);
if (!user_gesture && !CommandLine::ForCurrentProcess()->HasSwitch(
switches::kDisablePopupBlocking)) {
if (content_settings->GetContentSetting(opener_top_level_frame_url,
opener_top_level_frame_url,
CONTENT_SETTINGS_TYPE_POPUPS,
std::string()) !=
CONTENT_SETTING_ALLOW) {
BrowserThread::PostTask(BrowserThread::UI,
FROM_HERE,
base::Bind(&HandleBlockedPopupOnUIThread,
blocked_params));
return false;
}
}
#if defined(OS_ANDROID)
if (SingleTabModeTabHelper::IsRegistered(render_process_id, opener_id)) {
BrowserThread::PostTask(BrowserThread::UI,
FROM_HERE,
base::Bind(&HandleSingleTabModeBlockOnUIThread,
blocked_params));
return false;
}
#endif
return true;
}
std::string ChromeContentBrowserClient::GetWorkerProcessTitle(
const GURL& url, content::ResourceContext* context) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
// Check if it's an extension-created worker, in which case we want to use
// the name of the extension.
ProfileIOData* io_data = ProfileIOData::FromResourceContext(context);
const Extension* extension =
io_data->GetExtensionInfoMap()->extensions().GetByID(url.host());
return extension ? extension->name() : std::string();
}
void ChromeContentBrowserClient::ResourceDispatcherHostCreated() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
prerender_tracker_ = g_browser_process->prerender_tracker();
return g_browser_process->ResourceDispatcherHostCreated();
}
// TODO(tommi): Rename from Get to Create.
content::SpeechRecognitionManagerDelegate*
ChromeContentBrowserClient::GetSpeechRecognitionManagerDelegate() {
return new speech::ChromeSpeechRecognitionManagerDelegate();
}
net::NetLog* ChromeContentBrowserClient::GetNetLog() {
return g_browser_process->net_log();
}
AccessTokenStore* ChromeContentBrowserClient::CreateAccessTokenStore() {
return new ChromeAccessTokenStore();
}
bool ChromeContentBrowserClient::IsFastShutdownPossible() {
return true;
}
void ChromeContentBrowserClient::OverrideWebkitPrefs(
RenderViewHost* rvh, const GURL& url, WebPreferences* web_prefs) {
Profile* profile = Profile::FromBrowserContext(
rvh->GetProcess()->GetBrowserContext());
PrefService* prefs = profile->GetPrefs();
// Fill per-script font preferences. These are not registered on Android
// - http://crbug.com/308033.
#if !defined(OS_ANDROID)
FillFontFamilyMap(prefs, prefs::kWebKitStandardFontFamilyMap,
&web_prefs->standard_font_family_map);
FillFontFamilyMap(prefs, prefs::kWebKitFixedFontFamilyMap,
&web_prefs->fixed_font_family_map);
FillFontFamilyMap(prefs, prefs::kWebKitSerifFontFamilyMap,
&web_prefs->serif_font_family_map);
FillFontFamilyMap(prefs, prefs::kWebKitSansSerifFontFamilyMap,
&web_prefs->sans_serif_font_family_map);
FillFontFamilyMap(prefs, prefs::kWebKitCursiveFontFamilyMap,
&web_prefs->cursive_font_family_map);
FillFontFamilyMap(prefs, prefs::kWebKitFantasyFontFamilyMap,
&web_prefs->fantasy_font_family_map);
FillFontFamilyMap(prefs, prefs::kWebKitPictographFontFamilyMap,
&web_prefs->pictograph_font_family_map);
#endif
web_prefs->default_font_size =
prefs->GetInteger(prefs::kWebKitDefaultFontSize);
web_prefs->default_fixed_font_size =
prefs->GetInteger(prefs::kWebKitDefaultFixedFontSize);
web_prefs->minimum_font_size =
prefs->GetInteger(prefs::kWebKitMinimumFontSize);
web_prefs->minimum_logical_font_size =
prefs->GetInteger(prefs::kWebKitMinimumLogicalFontSize);
web_prefs->default_encoding = prefs->GetString(prefs::kDefaultCharset);
web_prefs->javascript_can_open_windows_automatically =
prefs->GetBoolean(prefs::kWebKitJavascriptCanOpenWindowsAutomatically);
web_prefs->dom_paste_enabled =
prefs->GetBoolean(prefs::kWebKitDomPasteEnabled);
web_prefs->shrinks_standalone_images_to_fit =
prefs->GetBoolean(prefs::kWebKitShrinksStandaloneImagesToFit);
const base::DictionaryValue* inspector_settings =
prefs->GetDictionary(prefs::kWebKitInspectorSettings);
if (inspector_settings) {
for (base::DictionaryValue::Iterator iter(*inspector_settings);
!iter.IsAtEnd();
iter.Advance()) {
std::string value;
if (iter.value().GetAsString(&value)) {
web_prefs->inspector_settings.push_back(
std::make_pair(iter.key(), value));
}
}
}
web_prefs->tabs_to_links = prefs->GetBoolean(prefs::kWebkitTabsToLinks);
if (!prefs->GetBoolean(prefs::kWebKitJavascriptEnabled))
web_prefs->javascript_enabled = false;
if (!prefs->GetBoolean(prefs::kWebKitWebSecurityEnabled))
web_prefs->web_security_enabled = false;
if (!prefs->GetBoolean(prefs::kWebKitPluginsEnabled))
web_prefs->plugins_enabled = false;
if (!prefs->GetBoolean(prefs::kWebKitJavaEnabled))
web_prefs->java_enabled = false;
web_prefs->loads_images_automatically =
prefs->GetBoolean(prefs::kWebKitLoadsImagesAutomatically);
if (prefs->GetBoolean(prefs::kDisable3DAPIs))
web_prefs->experimental_webgl_enabled = false;
web_prefs->allow_displaying_insecure_content =
prefs->GetBoolean(prefs::kWebKitAllowDisplayingInsecureContent);
web_prefs->allow_running_insecure_content =
prefs->GetBoolean(prefs::kWebKitAllowRunningInsecureContent);
#if defined(OS_ANDROID)
web_prefs->font_scale_factor =
static_cast<float>(prefs->GetDouble(prefs::kWebKitFontScaleFactor));
web_prefs->device_scale_adjustment = GetDeviceScaleAdjustment();
web_prefs->force_enable_zoom =
prefs->GetBoolean(prefs::kWebKitForceEnableZoom);
#endif
#if defined(OS_ANDROID)
web_prefs->password_echo_enabled =
prefs->GetBoolean(prefs::kWebKitPasswordEchoEnabled);
#else
web_prefs->password_echo_enabled = browser_defaults::kPasswordEchoEnabled;
#endif
web_prefs->asynchronous_spell_checking_enabled = true;
web_prefs->unified_textchecker_enabled = true;
web_prefs->uses_universal_detector =
prefs->GetBoolean(prefs::kWebKitUsesUniversalDetector);
web_prefs->text_areas_are_resizable =
prefs->GetBoolean(prefs::kWebKitTextAreasAreResizable);
web_prefs->hyperlink_auditing_enabled =
prefs->GetBoolean(prefs::kEnableHyperlinkAuditing);
// Make sure we will set the default_encoding with canonical encoding name.
web_prefs->default_encoding =
CharacterEncoding::GetCanonicalEncodingNameByAliasName(
web_prefs->default_encoding);
if (web_prefs->default_encoding.empty()) {
prefs->ClearPref(prefs::kDefaultCharset);
web_prefs->default_encoding = prefs->GetString(prefs::kDefaultCharset);
}
DCHECK(!web_prefs->default_encoding.empty());
WebContents* web_contents = WebContents::FromRenderViewHost(rvh);
extensions::ViewType view_type = extensions::GetViewType(web_contents);
ExtensionService* service =
extensions::ExtensionSystem::Get(profile)->extension_service();
if (service) {
const GURL& site_url = rvh->GetSiteInstance()->GetSiteURL();
const Extension* extension =
service->extensions()->GetByID(site_url.host());
// Ensure that we are only granting extension preferences to URLs with
// the correct scheme. Without this check, chrome-guest:// schemes used by
// webview tags as well as hosts that happen to match the id of an
// installed extension would get the wrong preferences.
if (site_url.SchemeIs(extensions::kExtensionScheme)) {
extension_webkit_preferences::SetPreferences(
extension, view_type, web_prefs);
}
}
}
void ChromeContentBrowserClient::UpdateInspectorSetting(
RenderViewHost* rvh, const std::string& key, const std::string& value) {
content::BrowserContext* browser_context =
rvh->GetProcess()->GetBrowserContext();
DictionaryPrefUpdate update(
Profile::FromBrowserContext(browser_context)->GetPrefs(),
prefs::kWebKitInspectorSettings);
base::DictionaryValue* inspector_settings = update.Get();
inspector_settings->SetWithoutPathExpansion(
key, base::Value::CreateStringValue(value));
}
void ChromeContentBrowserClient::BrowserURLHandlerCreated(
BrowserURLHandler* handler) {
// Add the default URL handlers.
handler->AddHandlerPair(&ExtensionWebUI::HandleChromeURLOverride,
BrowserURLHandler::null_handler());
handler->AddHandlerPair(BrowserURLHandler::null_handler(),
&ExtensionWebUI::HandleChromeURLOverrideReverse);
// about: handler. Must come before chrome: handler, since it will
// rewrite about: urls to chrome: URLs and then expect chrome: to
// actually handle them.
handler->AddHandlerPair(&WillHandleBrowserAboutURL,
BrowserURLHandler::null_handler());
#if defined(OS_ANDROID)
// Handler to rewrite chrome://newtab on Android.
handler->AddHandlerPair(&chrome::android::HandleAndroidNewTabURL,
BrowserURLHandler::null_handler());
#else
// Handler to rewrite chrome://newtab for InstantExtended.
handler->AddHandlerPair(&chrome::HandleNewTabURLRewrite,
&chrome::HandleNewTabURLReverseRewrite);
#endif
// chrome: & friends.
handler->AddHandlerPair(&HandleWebUI, &HandleWebUIReverse);
}
void ChromeContentBrowserClient::ClearCache(RenderViewHost* rvh) {
Profile* profile = Profile::FromBrowserContext(
rvh->GetSiteInstance()->GetProcess()->GetBrowserContext());
BrowsingDataRemover* remover =
BrowsingDataRemover::CreateForUnboundedRange(profile);
remover->Remove(BrowsingDataRemover::REMOVE_CACHE,
BrowsingDataHelper::UNPROTECTED_WEB);
// BrowsingDataRemover takes care of deleting itself when done.
}
void ChromeContentBrowserClient::ClearCookies(RenderViewHost* rvh) {
Profile* profile = Profile::FromBrowserContext(
rvh->GetSiteInstance()->GetProcess()->GetBrowserContext());
BrowsingDataRemover* remover =
BrowsingDataRemover::CreateForUnboundedRange(profile);
int remove_mask = BrowsingDataRemover::REMOVE_SITE_DATA;
remover->Remove(remove_mask, BrowsingDataHelper::UNPROTECTED_WEB);
// BrowsingDataRemover takes care of deleting itself when done.
}
base::FilePath ChromeContentBrowserClient::GetDefaultDownloadDirectory() {
return DownloadPrefs::GetDefaultDownloadDirectory();
}
std::string ChromeContentBrowserClient::GetDefaultDownloadName() {
return l10n_util::GetStringUTF8(IDS_DEFAULT_DOWNLOAD_FILENAME);
}
void ChromeContentBrowserClient::DidCreatePpapiPlugin(
content::BrowserPpapiHost* browser_host) {
#if defined(ENABLE_PLUGINS)
browser_host->GetPpapiHost()->AddHostFactoryFilter(
scoped_ptr<ppapi::host::HostFactory>(
new ChromeBrowserPepperHostFactory(browser_host)));
#endif
}
content::BrowserPpapiHost*
ChromeContentBrowserClient::GetExternalBrowserPpapiHost(
int plugin_process_id) {
BrowserChildProcessHostIterator iter(PROCESS_TYPE_NACL_LOADER);
while (!iter.Done()) {
nacl::NaClProcessHost* host = static_cast<nacl::NaClProcessHost*>(
iter.GetDelegate());
if (host->process() &&
host->process()->GetData().id == plugin_process_id) {
// Found the plugin.
return host->browser_ppapi_host();
}
++iter;
}
return NULL;
}
bool ChromeContentBrowserClient::AllowPepperSocketAPI(
content::BrowserContext* browser_context,
const GURL& url,
bool private_api,
const content::SocketPermissionRequest* params) {
#if defined(ENABLE_PLUGINS)
Profile* profile = Profile::FromBrowserContext(browser_context);
const extensions::ExtensionSet* extension_set = NULL;
if (profile) {
extension_set = extensions::ExtensionSystem::Get(profile)->
extension_service()->extensions();
}
if (private_api) {
// Access to private socket APIs is controlled by the whitelist.
if (IsExtensionOrSharedModuleWhitelisted(url, extension_set,
allowed_socket_origins_)) {
return true;
}
} else {
// Access to public socket APIs is controlled by extension permissions.
if (url.is_valid() && url.SchemeIs(extensions::kExtensionScheme) &&
extension_set) {
const Extension* extension = extension_set->GetByID(url.host());
if (extension) {
const extensions::PermissionsData* permissions_data =
extension->permissions_data();
if (params) {
extensions::SocketPermission::CheckParam check_params(
params->type, params->host, params->port);
if (permissions_data->CheckAPIPermissionWithParam(
extensions::APIPermission::kSocket, &check_params)) {
return true;
}
} else if (permissions_data->HasAPIPermission(
extensions::APIPermission::kSocket)) {
return true;
}
}
}
}
// Allow both public and private APIs if the command line says so.
return IsHostAllowedByCommandLine(url, extension_set,
switches::kAllowNaClSocketAPI);
#else
return false;
#endif
}
ui::SelectFilePolicy* ChromeContentBrowserClient::CreateSelectFilePolicy(
WebContents* web_contents) {
return new ChromeSelectFilePolicy(web_contents);
}
void ChromeContentBrowserClient::GetAdditionalAllowedSchemesForFileSystem(
std::vector<std::string>* additional_allowed_schemes) {
ContentBrowserClient::GetAdditionalAllowedSchemesForFileSystem(
additional_allowed_schemes);
additional_allowed_schemes->push_back(content::kChromeDevToolsScheme);
additional_allowed_schemes->push_back(content::kChromeUIScheme);
additional_allowed_schemes->push_back(extensions::kExtensionScheme);
}
void ChromeContentBrowserClient::GetURLRequestAutoMountHandlers(
std::vector<fileapi::URLRequestAutoMountHandler>* handlers) {
#if !defined(OS_ANDROID)
handlers->push_back(
base::Bind(MediaFileSystemBackend::AttemptAutoMountForURLRequest));
#endif // OS_ANDROID
}
void ChromeContentBrowserClient::GetAdditionalFileSystemBackends(
content::BrowserContext* browser_context,
const base::FilePath& storage_partition_path,
ScopedVector<fileapi::FileSystemBackend>* additional_backends) {
#if !defined(OS_ANDROID)
base::SequencedWorkerPool* pool = content::BrowserThread::GetBlockingPool();
additional_backends->push_back(new MediaFileSystemBackend(
storage_partition_path,
pool->GetSequencedTaskRunner(pool->GetNamedSequenceToken(
MediaFileSystemBackend::kMediaTaskRunnerName)).get()));
#endif
#if defined(OS_CHROMEOS)
fileapi::ExternalMountPoints* external_mount_points =
content::BrowserContext::GetMountPoints(browser_context);
DCHECK(external_mount_points);
chromeos::FileSystemBackend* backend = new chromeos::FileSystemBackend(
new drive::FileSystemBackendDelegate,
new chromeos::file_system_provider::BackendDelegate,
new chromeos::MTPFileSystemBackendDelegate(storage_partition_path),
browser_context->GetSpecialStoragePolicy(),
external_mount_points,
fileapi::ExternalMountPoints::GetSystemInstance());
backend->AddSystemMountPoints();
DCHECK(backend->CanHandleType(fileapi::kFileSystemTypeExternal));
additional_backends->push_back(backend);
#endif
additional_backends->push_back(
new sync_file_system::SyncFileSystemBackend(
Profile::FromBrowserContext(browser_context)));
#if defined(ENABLE_SERVICE_DISCOVERY)
if (CommandLine::ForCurrentProcess()->HasSwitch(
switches::kEnablePrivetStorage)) {
additional_backends->push_back(
new local_discovery::PrivetFileSystemBackend(
fileapi::ExternalMountPoints::GetSystemInstance(),
browser_context));
}
#endif
}